Never negotiate with terrorists.
Never get involved in a land war in Asia.
Never let your star players dictate player moves. At lease not in the NFL.
Go ahead and sit. Go ahead and retire. The Packers are not budging from the company line, see Murphy comments, and the longer this goes on, the closer to zero is Rodger's leverage. The Packers corporation has been down this road before so they know how to navigate a situation like this.
Rodgers has a reported net worth of $120mm. Play out the contract and he adds $50mm gross (probably closer to $30mm net). He wants a guarantee? As he said, the future is out of his control other than how he plays.